There is potential for selective breeding for better yields.

以优产为目的的精选养殖是有潜力的。

Selective breeding may result in a greyhound running faster and seeing better than a wolf.

选择育种可能会培育出一种比狼跑得更快、视力更好的灵缇。

And selective breeding has made her more economic to keep.

选择性育种令鸡更好喂养。

On line dyadic selective breeding water share checks an instrument.

选配在线式水份检测仪。

They are the product of generations of selective breeding and hybridisation.

它们是一代又一代选择性繁殖和杂交的产物。